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Re: PROV-ISSUE-89 (what-entity-attributes): How do we find the attributes of an entity? [Formal Model]

From: Timothy Lebo <lebot@rpi.edu>
Date: Mon, 5 Mar 2012 14:13:43 -0500
Cc: Provenance Working Group WG <public-prov-wg@w3.org>
Message-Id: <7779460B-635F-4FCF-BAC1-2B668EFC9F29@rpi.edu>
To: Luc Moreau <L.Moreau@ecs.soton.ac.uk>
Luc,

The distinction between characterizing attributes and non-characterizing attributes has faded in the latest versions of the DM.

Do you still have concerns about being able to find "frozen" attributes for a given entity?

Thanks,
Tim


On Sep 2, 2011, at 4:52 AM, Provenance Working Group Issue Tracker wrote:

> 
> PROV-ISSUE-89 (what-entity-attributes): How do we find the attributes of an entity? [Formal Model]
> 
> http://www.w3.org/2011/prov/track/issues/89
> 
> Raised by: Luc Moreau
> On product: Formal Model
> 
> The conceptual model defines an entity in terms of an identifier and a list of attribute-value pairs. It is indeed crucial for the asserter to identify the attributes that have been frozen in a given entity.
> 
> Currently, the ontology does not seem to identify these attributes.
> 
> To say that these attributes could be found by looking at all the properties for this entity does not work with an open world assumption.
> 
> What mechanism do we have to identify these attributes?  
> 
> 
> 
> 
> 
> 
Received on Monday, 5 March 2012 19:14:14 GMT

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